Solved

Solve the Equation by the Zero-Factor Property $x ^ { 2 } + 14 x + 40 = 0$

Question 323

Multiple Choice

Solve the equation by the zero-factor property.
- $x ^ { 2 } + 14 x + 40 = 0$

A) $\{ 2 \sqrt { 10 } , - 2 \sqrt { 10 } \}$
B) $\{ - 20 , - 8 \}$
C) $\{ - 10 , - 4 \}$
D) $\{ 4,10 \}$

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